Talk:Mass-energy equivalence

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==question==From the article: "Conversely, active energy in the form of kinetic energy or radiation can be converted to particles which have rest mass." What is an example of radiation converting to a particle?

  • Gamma rays of more than 1.022 Mev, when passing through matter, may give raise to pair production of electrons and positrons. SBHarris 12:16, 22 November 2006 (UTC)
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